AlreadyFulfilledException added, for acceptable exceptions

This commit is contained in:
Mikael Nordfeldth 2014-05-05 23:20:43 +02:00
parent 150a1abecb
commit b16d8cba1d

View File

@ -0,0 +1,51 @@
<?php
/**
* GNU social - a federating social network
* Copyright (C) 2014, Free Software Foundation, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('GNUSOCIAL')) { exit(1); }
/**
* Parent class for an exception when trying to do something that was
* probably already done.
*
* This is a common case for example when remote sites are not up to
* date with our database. For example subscriptions, where a remote
* user may be unsubscribed from our user, but they request it anyway.
*
* This exception is usually caught in a manner that lets the execution
* continue _as if_ the desired action did what it was supposed to do.
*
* @category Exception
* @package GNUsocial
* @author Mikael Nordfeldth <mmn@hethane.se>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
* @link http://gnu.io/
*/
class AlreadyFulfilledException extends ServerException
{
public function __construct($msg=null)
{
if ($msg === null) {
// TRANS: Exception text when attempting to perform something which seems already done.
$msg = _('Trying to do something that was already done.');
}
parent::__construct($msg, 409);
}
}